Home / 10,637.95-14,679.09-6,161.08

Finding the Fourth Proportional to 10,637.95, 14,679.09 and 6,161.08

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Solution

The fourth proportional to 10,637.95, 14,679.09 and 6,161.08 is: 8,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.95 : 14,679.09 = 6,161.08 : x
  2. Step 2: Convert to fraction form
    10,637.95/14,679.09 = 6,161.08/x
  3. Step 3: Cross multiply
    10,637.95x = 14,679.09 × 6,161.08
  4. Step 4: Simplify right side
    10,637.95x = 90,439,047.82
  5. Step 5: Solve for x
    x = 90,439,047.82/10,637.95
  6. Step 6: Final answer
    x = 8,501.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.